In the last 7 years, humanity has discovered 43 potentially habitable planets.
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The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
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The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
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Only about 2% of the world population has green eyes.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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Lurch, a Watusi bull, had the largest horns in the world.
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